Yes, you don't need to be a rocket scientist to see the arm is too long and this thing will be in a barrel roll in any hard corner.
One solution would be a 4-wheel conversion but the easy solution is simply to drive it within its limits to keep it between the lines. Ever corner a UTV at really high speeds? The combo of short wheelbase and high center of gravity don't mix. Lots of inexperienced drivers put them on their roofs all the time. A few experienced drivers put them on their roofs for sport. So far I have managed to keep mine right side up.